A4062212
Ethyl Crotonate , >98.0%(GC) , 623-70-1
Synonym(s):
Crotonic acid ethyl ester, trans-2-Butenoic acid ethyl ester;Ethyl crotonate
CAS NO.：623-70-1
Empirical Formula: C6H10O2
Molecular Weight: 114.14
MDL number: MFCD00009289
EINECS: 210-808-7
Update time: 2022-07-08
PRODUCT Properties
| Melting point: | 37.22°C (estimate) |
| Boiling point: | 142-143 °C(lit.) |
| Density | 0.918 g/mL at 25 °C(lit.) |
| vapor density | 3.9 (vs air) |
| vapor pressure | 65 hPa (50 °C) |
| FEMA | 3486 | ETHYL TRANS-2-BUTENOATE |
| refractive index | n |
| Flash point: | 36 °F |
| storage temp. | Store below +30°C. |
| solubility | Chloroform (Slightly), Ethyl Acetate (Slightly) |
| form | Liquid |
| color | Clear colorless |
| Odor | at 10.00 % in dipropylene glycol. pungent chemical diffusive sweet alliaceous caramel rum |
| Odor Type | fermented |
| Water Solubility | INSOLUBLE |
| JECFA Number | 1806 |
| Merck | 14,2597 |
| BRN | 635834 |
| Dielectric constant | 5.4（20℃） |
| Stability: | Stable. Highly flammable. Incompatible with strong oxidizing agents. |
| InChIKey | ZFDIRQKJPRINOQ-HWKANZROSA-N |
| LogP | 1.85 |
| CAS DataBase Reference | 623-70-1(CAS DataBase Reference) |
| NIST Chemistry Reference | 2-Butenoic acid, ethyl ester, (E)-(623-70-1) |
| EPA Substance Registry System | 2-Butenoic acid, ethyl ester, (2E)- (623-70-1) |
Description and Uses
Solvent and softening agent, lacquers, organic
synthesis.
The commercial Ethyl crotonate, used in
flavor compositions, is a liquid.
It has a powerful and diffusive, sourcaramellic-fruity odor, reminiscent of unripe
berries.
This ester is used in imitation Strawberry,
occasionally also in Pineapple or other imitation fruit flavors.
The concentration used is generally very
low, classified as "traces" only.
Safety
| Symbol(GHS) |   GHS02,GHS07 |
| Signal word | Danger |
| Hazard statements | H225-H319 |
| Precautionary statements | P210-P233-P240-P241-P242-P305+P351+P338 |
| Hazard Codes | F,C,Xi |
| Risk Statements | 11-34-36 |
| Safety Statements | 16-26-36/37/39-45-9-33 |
| RIDADR | UN 1862 3/PG 2 |
| WGK Germany | 2 |
| RTECS | GQ3500000 |
| TSCA | Yes |
| HazardClass | 3 |
| PackingGroup | II |
| HS Code | 29161980 |
| Toxicity | LD50 orally in Rabbit: 3000 mg/kg |
